129 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Go
		
	
	
	
| // Copyright 2013 The Go Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style
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| // license that can be found in the LICENSE file.
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| 
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| package main
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| 
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| import (
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| 	"bytes"
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| 	"encoding/json"
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| 	"encoding/xml"
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| 	"flag"
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| 	"fmt"
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| 	"io/ioutil"
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| 	"net/http"
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| 	"net/url"
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| 	"os"
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| 	"os/exec"
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| 	"strings"
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| )
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| 
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| var (
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| 	builder   = flag.String("builder", "", "builder name")
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| 	key       = flag.String("key", "", "builder key")
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| 	gopath    = flag.String("gopath", "", "path to go repo")
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| 	dashboard = flag.String("dashboard", "build.golang.org", "Go Dashboard Host")
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| 	batch     = flag.Int("batch", 100, "upload batch size")
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| )
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| 
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| // Do not benchmark beyond this commit.
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| // There is little sense in benchmarking till first commit,
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| // and the benchmark won't build anyway.
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| const Go1Commit = "0051c7442fed" // test/bench/shootout: update timing.log to Go 1.
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| 
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| // HgLog represents a single Mercurial revision.
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| type HgLog struct {
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| 	Hash   string
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| 	Branch string
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| 	Files  string
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| }
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| 
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| func main() {
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| 	flag.Parse()
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| 	logs := hgLog()
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| 	var hashes []string
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| 	ngo1 := 0
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| 	for i := range logs {
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| 		if strings.HasPrefix(logs[i].Hash, Go1Commit) {
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| 			break
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| 		}
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| 		if needsBenchmarking(&logs[i]) {
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| 			hashes = append(hashes, logs[i].Hash)
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| 		}
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| 		ngo1++
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| 	}
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| 	fmt.Printf("found %v commits, %v after Go1, %v need benchmarking\n", len(logs), ngo1, len(hashes))
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| 	for i := 0; i < len(hashes); i += *batch {
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| 		j := i + *batch
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| 		if j > len(hashes) {
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| 			j = len(hashes)
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| 		}
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| 		fmt.Printf("sending %v-%v... ", i, j)
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| 		res := postCommits(hashes[i:j])
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| 		fmt.Printf("%s\n", res)
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| 	}
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| }
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| 
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| func hgLog() []HgLog {
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| 	var out bytes.Buffer
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| 	cmd := exec.Command("hg", "log", "--encoding=utf-8", "--template", xmlLogTemplate)
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| 	cmd.Dir = *gopath
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| 	cmd.Stdout = &out
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| 	cmd.Stderr = os.Stderr
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| 	err := cmd.Run()
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| 	if err != nil {
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| 		fmt.Printf("failed to execute 'hg log': %v\n", err)
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| 		os.Exit(1)
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| 	}
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| 	var top struct{ Log []HgLog }
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| 	err = xml.Unmarshal([]byte("<Top>"+out.String()+"</Top>"), &top)
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| 	if err != nil {
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| 		fmt.Printf("failed to parse log: %v\n", err)
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| 		os.Exit(1)
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| 	}
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| 	return top.Log
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| }
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| 
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| func needsBenchmarking(log *HgLog) bool {
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| 	if log.Branch != "" {
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| 		return false
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| 	}
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| 	for _, f := range strings.Split(log.Files, " ") {
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| 		if (strings.HasPrefix(f, "include") || strings.HasPrefix(f, "src")) &&
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| 			!strings.HasSuffix(f, "_test.go") && !strings.Contains(f, "testdata") {
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| 			return true
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| 		}
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| 	}
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| 	return false
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| }
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| 
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| func postCommits(hashes []string) string {
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| 	args := url.Values{"builder": {*builder}, "key": {*key}}
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| 	cmd := fmt.Sprintf("http://%v/updatebenchmark?%v", *dashboard, args.Encode())
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| 	b, err := json.Marshal(hashes)
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| 	if err != nil {
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| 		return fmt.Sprintf("failed to encode request: %v\n", err)
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| 	}
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| 	r, err := http.Post(cmd, "text/json", bytes.NewReader(b))
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| 	if err != nil {
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| 		return fmt.Sprintf("failed to send http request: %v\n", err)
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| 	}
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| 	defer r.Body.Close()
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| 	if r.StatusCode != http.StatusOK {
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| 		return fmt.Sprintf("http request failed: %v\n", r.Status)
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| 	}
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| 	resp, err := ioutil.ReadAll(r.Body)
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| 	if err != nil {
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| 		return fmt.Sprintf("failed to read http response: %v\n", err)
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| 	}
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| 	return string(resp)
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| }
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| 
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| const xmlLogTemplate = `
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|         <Log>
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|         <Hash>{node|escape}</Hash>
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|         <Branch>{branches}</Branch>
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|         <Files>{files}</Files>
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|         </Log>
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| `
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